Release app version 4.4.0 with API version 4.4.0

Change-Id: Ic819d8119507505d620844c83333160e676c9a7b
diff --git a/api/pom.xml b/api/pom.xml
index e5e8954..198aed8 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -22,7 +22,7 @@
     <parent>
         <artifactId>olt</artifactId>
         <groupId>org.opencord</groupId>
-        <version>4.4.0-SNAPSHOT</version>
+        <version>4.4.0</version>
         <relativePath>../pom.xml</relativePath>
     </parent>